condition	mean	min	max
0 h after light	6.7457	5.84037	7.65103
4 h after light	5.859534999999999	5.46299	6.25608
8 h after light	9.20445	9.14637	9.26253
4 h after dark	10.21465	9.4129	11.0164
8 h after dark	9.28062	8.11184	10.4494
12 h after dark	9.530455	8.67401	10.3869